Hardware Spec Index

Mirenta SN-5491 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN5491-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index9,622 (SSDs scale)
Category rank#13,888
Street price$239
Power5 W (active)
Performance per dollar40.26
Released2020

Specifications

BrandMirenta
ModelMirenta SN-5491 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,500 MB/s
Sequential write4,200 MB/s
Random 4K read730K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 1 GB
Endurance600 TBW (0.33 DWPD)
Warranty5 years
HeatsinkNone

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0

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Cite this page: Hardware Spec Index, “Mirenta SN-5491 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7541476 (accessed 2026-10-20).